# Unit Converter HD. vs Convoto

The clearest difference is review sentiment: Unit Converter HD. at 94% against Convoto's 29%. Unit Converter HD. also leads on rating (4.7 vs 3.1). Convoto's advantage is ads (none vs shown) and update cadence (every 4 weeks vs every 2 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Unit Converter HD. sells 1 one-off in-app purchase and Convoto sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Unit Converter HD. holds the better App Store score, 4.7 against 3.1. Both are backed by a comparable volume of ratings — 645 and 232 respectively. Written reviews point the same way: 94% of Unit Converter HD.'s written reviews are positive against 29% of Convoto's.

Unit Converter HD. ships an update every 2 months, Convoto every 4 weeks. Both last shipped on November 1, 2026.

## The numbers

| Metric | Unit Converter HD. | Convoto |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (645 ratings)](https://appshunter.io/ios/app/unit-converter-hd/id481973377/reviews)** | [3.1 (232 ratings)](https://appshunter.io/ios/app/convoto-unit-converter/id904622054/reviews) |
| Number of ratings | **645** | 232 |
| Positive reviews | **93.8% of reviews** | 28.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 86 MB | 23 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [良峰 侯](https://appshunter.io/developer/654444245) | [Americos Technologies](https://appshunter.io/developer/727632745) |

## What reviewers say

### Unit Converter HD.

[App page](https://appshunter.io/ios/app/unit-converter-hd/id481973377)

Easily convert over 700 units across 30 categories with this powerful tool. It offers a user-friendly interface, dark mode support, and a backspace key for quick corrections. Save time on all your measurement conversion needs.

**Highlights:** 700+ Units of Measure, 30 Conversion Categories, Easy-to-Use Interface, Dark Mode Support, Backspace Key

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Pack | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Handy and convenient
- 💡 Comprehensive set of conversions
- 🚀 Very useful app
- 👍 Intuitive design

**What reviewers complain about**

- 🐛 Occasional crashes or freezing issues
- 💡 Could be more intuitive for some users
- 🔒 Requires horizontal orientation

**Reported bugs**

- Freezing or crashing on some devices
- Display issues with certain units

**Requested features**

- Add support for US weights (tons, lbs., oz.)
- Implement portrait mode support
- Provide more customization options


### Convoto

[App page](https://appshunter.io/ios/app/convoto-unit-converter/id904622054)

This app offers a straightforward and fast unit conversion experience, avoiding complex designs. It provides real-time conversions for a wide range of units and currencies, with automatic currency updates and offline functionality. Ideal for professionals, students, and anyone needing quick and accurate conversions.

**Highlights:** Real-time conversions on one screen, Automatic currency updates, Offline functionality, Favorite units for quick access, Search units by code or name, Supports over 160 currencies, Wide range of unit categories

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Everything | $1.99 | per month |
| Unlock Everything | $19.99 | per year |
| One Time Purchase | $49.99 | one-time |

**What reviewers like**

- ⚡ Fast and simple to use
- 💻 Covers wide range of conversions
- 🎨 Minimalistic and clean UI
- 🔍 Useful for daily tasks

**What reviewers complain about**

- 💰 Subscription model introduced
- 🔒 Locked features behind paywall
- 🔄 Requires constant payments
- 🚫 No grandfathering for existing users

**Reported bugs**

- Currency conversion rates not accurate
- Certain conversions not working as expected

**Requested features**

- Landscape mode support
- Customizable unit categories
- Ability to save favorite conversions


## Frequently asked questions

### Is Unit Converter HD. free?

Unit Converter HD. is free to download, with in-app purchases available.

### Is Convoto free?

Convoto is free to download, with in-app purchases available.

### Which has better reviews, Unit Converter HD. or Convoto?

Unit Converter HD. is rated higher. Unit Converter HD. averages 4.7 out of 5 from 645 ratings, while Convoto averages 3.1 from 232 ratings.

### Do Unit Converter HD. or Convoto have ads?

Unit Converter HD. shows ads; Convoto does not.

### Which is updated more often, Unit Converter HD. or Convoto?

Unit Converter HD. ships an update every 2 months, and Convoto every 4 weeks. Most recently, Unit Converter HD. was updated on November 1, 2026 and Convoto on November 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*